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AC WIRE SIZING CALCULATIONS BASED ON FOLLOWING EQUATIONS OCPD CALCULATION CONTRACTOR INFORMATION <br /> REQUIRED CONDUCTOR AMPACITY: ALLOWABLE BACKFEED: <br /> INVERTER OUTPUT CURRENT*#OF INVERTERS = MAX CURRENT PER 690.8(A)(1)(e) * 125% MAIN PANEL RATING = 200A <br /> = MAX CURRENT PER 690.8(B)(1) MAIN BREAKER RATING = 200A SUNERGUYST MIS <br /> CORRECTED AMPACITY CALCULATIONS: Employee Owned \� <br /> DERATED CONDUCTOR AMPACITY PER 690.8(B)(2) =AMPACITY * TEMPERATURE DERATE <br /> FACTOR * CONDUIT FILL DERATE SUNERGY SYSTEMS INC. <br /> DERATED CONDUCTOR AMPACITY CHECK : MAX CURRENT PER 690.8(B)(1) < <br /> DERATED CONDUCTOR AMPACITY ADDRESS: 4546 LEARY WAY <br /> INVERTER OVERCURRENT PROTECTION: NORTHWEST, SEATTLE, 98107 <br /> INVERTER OVERCURRENT PROTECTION = MICROINVERTER O/P CURRENT* PHONE NUMBER: (206) 302-9464 <br /> # OF MICROINVERTERS * CONTINUOUS LOAD (1.25) LICENSE NUMBER: SUNERS1905D4 <br /> = (1.45 *41) * 1.25 <br /> = 59.45 * 1.25 <br /> = 74.31A CUSTOMER INFORMATION <br /> PV OVERCURRENT PROTECTION = 90A>_ 74.31A <br /> ALLOWABLE BACKFEED 90A>_ 90A PV OVERCURRENT PROTECTION NAME: KELLY MANEMAN <br /> THE DESIGNED INTERCONNECTION MEETS THE 705.12(A) REQUIREMENTS. ADDRESS: 5102 SEAHURST AVENUE, <br /> EVERETT, WA 98203 <br /> COORDINATES: 47.950630, <br /> ELECTRICAL NOTES WIRE SIZE CALCULATIONS -122.243756 <br /> APN: 00581100100000 <br /> 1. CONDUCTORS EXPOSED TO SUNLIGHT SHALL BE LISTED AS SUNLIGHT RESISTANT PER AMBIENT TEMPERATURE @ 27°C <br /> NEC 310.10(D). TAG 1: (AC) 16.810kW DC / 14.309kW AC ROOF <br /> 2. CONDUCTORS EXPOSED TO WET LOCATIONS SHALL BE SUITABLE FOR USE IN WET REQUIRED CONDUCTOR AMPACITY (1.45 * 11 * 1.25) = 19.93A MOUNT PV SYSTEM <br /> LOCATIONS PER NEC 310.10(C). CORRECTED AMPACITY CALCULATION (1 * 1 * 25) = 25.00A <br /> 3. MAXIMUM DC/AC VOLTAGE DROP SHALL BE NO MORE THAN 2%. 19.93A < 25.00A (#12 AWG ENPHASE Q CABLE) <br /> 4. ALL CONDUCTORS SHALL BE IN CONDUIT UNLESS OTHERWISE NOTED. TAG 2: (AC) <br /> 5. BREAKER/FUSE SIZES PER NEC 240. REQUIRED CONDUCTOR AMPACITY (1.45 * 11 * 1.25) = 19.93A <br /> 6. AC EQUIPMENT GROUNDING CONDUCTOR SIZED PER NEC 250.122. CORRECTED AMPACITY CALCULATION (1 * 0.7 * 35) = 24.50A <br /> 7. THE AMBIENT TEMPERATURE CORRECTION FACTOR IS BASED ON NEC 310.15(B)(1). 19.93A < 24.50A (3/4" EMT, #10 AWG THHN/THWN-2, Cu) <br /> 8. MAX. SYSTEM VOLTAGE COEFFICIENT IS FROM MODULE MANUFACTURER OR NEC 690.7 TAG 3: (AC) <br /> WHEN MANUFACTURER COEFFICIENT UNAVAILABLE. REQUIRED CONDUCTOR AMPACITY (1.45 *41 * 1.25) = 74.31A <br /> 9. CONDUCTORS ARE SIZED PER NEC TABLE 310.16. CORRECTED AMPACITY CALCULATION (1 * 1 * 85) = 85.00A <br /> 10. CONDUIT SHALL BE INSTALLED MINIMUM 7/8" FROM ROOF SURFACE. 74.31A < 85.00A (1" EMT, #4 AWG THHN/THWN-2, Cu) <br /> PROJECT ID AUR-83774 <br /> DATE 8/18/2023 <br /> CREATED BY SSB <br /> SIGNATURE <br /> ELECTRICAL CALCULATIONS <br /> PV-4.1 <br />